221003221000210 has 32 divisors (see below), whose sum is σ = 434875952908800. Its totient is φ = 80197031400960.

The previous prime is 221003221000187. The next prime is 221003221000213. The reversal of 221003221000210 is 12000122300122.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (221003221000213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2097150015 + ... + 2097255394.

It is an arithmetic number, because the mean of its divisors is an integer number (13589873528400).

Almost surely, 2^{221003221000210} is an apocalyptic number.

221003221000210 is a deficient number, since it is larger than the sum of its proper divisors (213872731908590).

221003221000210 is a wasteful number, since it uses less digits than its factorization.

221003221000210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4194405906.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 221003221000210 its reverse (12000122300122), we get a palindrome (233003343300332).

The spelling of 221003221000210 in words is "two hundred twenty-one trillion, three billion, two hundred twenty-one million, two hundred ten", and thus it is an aban number.